Weather For December 2024 Nj Usa. Along with the winter chill, there is a. The weather in new jersey in december is very cold with temperatures between 2 ° c and 7 ° c, warm clothes are a must.

Weather.com brings you the most accurate monthly weather forecast for new jersey with average/record and high/low temperatures, precipitation and more. Get the monthly weather forecast for newark, nj, including daily high/low, historical averages, to help you plan ahead.